OT-2026-000004836
Publication integrity record
Bellows cup vacuum gripper, four zone face, three stage ejector, pressure verified, contact triggered
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000004836) never changes.
Identity and time
| Publication number | OT-2026-000004836 · never reused |
|---|---|
| Internal UUID | 01a0a924-ded3-7c5a-a706-33b64b0c089a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:36:00.982142Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004836 |
| Status | PUBLIC |
Content hashes
| Canonical text | 47bd624ff509a17cb50c168fa9ac37b70404113ed0de28d8056405e43d53345a |
|---|---|
| Markdown | b08fc40935d596aae603769ceb45948206245589f70fc134713115f73c63ba2c |
| Publication page | b7eecd73449b4d9b134ec530864e3fca4a9e755d6f8b93bf4710ab14d3a9867b |
| Manifest | fe4bf6cb1f369b8174b520e8cf967727e26e67097a94f287dab2ba46fce6965c |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | n1bmr3FagXSKzTA4skCsj6uGYVp8AELagxdcRFjfffBWU6Rf0fT6N8AblA++XH1akcb0QQOsvTMPgS5n3hQ3BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T08:43:06.674260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004836observed b7eecd73449b4d9b134ec530864e3fca...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:43:06.441108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004836/manifest.jsonobserved fe4bf6cb1f369b8174b520e8cf967727...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:43:05.723309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004836/publication.mdobserved b08fc40935d596aae603769ceb459482...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:43:05.266457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004836/publication.txtobserved 47bd624ff509a17cb50c168fa9ac37b7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:13.745926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004836observed b7eecd73449b4d9b134ec530864e3fca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:13.732189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004836/manifest.jsonobserved fe4bf6cb1f369b8174b520e8cf967727...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:13.717190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004836/publication.mdobserved b08fc40935d596aae603769ceb459482...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:13.701362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004836/publication.txtobserved 47bd624ff509a17cb50c168fa9ac37b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|